A: An increased concentration of salt in soil inhibits plant growth, eventually leading to plant death, and high salinity in soil is a major issue facing the agriculture industry. However, there is a subset of plants called halophytes that have adapted to growing in high-saline areas.
By 18 months, your toddler will probably start making many common consonant sounds, such as t, d, n, w, and h. Learning to make these sounds is a watershed event, one that leads to the rapid vocabulary spurt that most children go through at this stage. Don't expect to hear all these sounds in actual words yet.
Some kids reach age 3 without saying a word. Some children are reaching the age of 3 without being able to say a single word. The London Times reports on a survey that also shows boys are almost twice as likely as girls to have difficulties learning to speak. The average baby speaks their first word at around 10 or 11 months... but this poll done in the UK shows four-percent of parents report their child said nothing until 3 years old. At that age - toddlers should be able to use up to 300 words, including adjectives, and string them together.